BC native tests port to Konan's TestRunner

backend.native/tests/runtime/exceptions/catch1.kt

@@ -1,4 +1,8 @@
-fun main(args : Array<String>) {
+package runtime.exceptions.catch1
+
+import kotlin.test.*
+
+@Test fun runTest() {
     try {
         println("Before")
         foo()

backend.native/tests/runtime/exceptions/catch2.kt

@@ -1,4 +1,8 @@
-fun main(args : Array<String>) {
+package runtime.exceptions.catch2
+
+import kotlin.test.*
+
+@Test fun runTest() {
     try {
         println("Before")
         foo()

backend.native/tests/runtime/exceptions/catch7.kt

@@ -1,4 +1,8 @@
-fun main(args : Array<String>) {
+package runtime.exceptions.catch7
+
+import kotlin.test.*
+
+@Test fun runTest() {
     try {
         foo()
     } catch (e: Throwable) {

backend.native/tests/runtime/exceptions/extend0.kt

@@ -1,6 +1,10 @@
+package runtime.exceptions.extend0
+
+import kotlin.test.*
+
 class C : Exception("OK")
 
-fun main(args: Array<String>) {
+@Test fun runTest() {
     try {
         throw C()
     } catch (e: Throwable) {